Build failed - Failed to install or refresh snap kde-qt5-core22-sdk

My previously successful core22, arm64 snap build is failing with the following trace:

...
Installing build-snaps
Failed to install or refresh snap 'kde-qt5-core22-sdk'.
'kde-qt5-core22-sdk' does not exist or is not available on channel 'latest/stable'.
Use `snap info kde-qt5-core22-sdk` to get a list of channels the snap is available on.
Full execution log: '/root/.local/state/snapcraft/log/snapcraft-20250317-035836.908743.log'
Build failed
...

Here is the full failed build trace.

Here is the trace for my previously successful builds at the same point in the trace log:

...
Installing build-snaps
Pulling ldraw-libraries
Pulling source-and-renderers
Fetching stage-packages
...

Here is the full successful build trace.

Here is my snap build recipe.

Cheers,